Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 150 and 154 the smallest integer that is 11550 that is divisible by both numbers.
Least Common Multiple (LCM) of 150 and 154 is 11550.
LCM(150,154) = 11550
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 150 and 154. First we will calculate the prime factors of 150 and 154.
Prime Factorization of 150
2 | 150 |
3 | 75 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 150 are 2, 3,5. Prime factorization of 150 in exponential form is:
150 = 21×31×52
Prime Factorization of 154
2 | 154 |
7 | 77 |
11 | 11 |
1 |
Prime factors of 154 are 2, 7,11. Prime factorization of 154 in exponential form is:
154 = 21×71×111
Now multiplying the highest exponent prime factors to calculate the LCM of 150 and 154.
LCM(150,154) = 21×31×52×71×111
LCM(150,154) = 11550
Factors of 150
List of positive integer factors of 150 that divides 150 without a remainder.
1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150
Factors of 154
List of positive integer factors of 154 that divides 154 without a remainder.
1, 2, 7, 11, 14, 22, 77, 154
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 150 and 154, than apply into the LCM equation.
GCF(150,154) = 2
LCM(150,154) = ( 150 × 154) / 2
LCM(150,154) = 23100 / 2
LCM(150,154) = 11550
(i) The LCM of 154 and 150 is associative
LCM of 150 and 154 = LCM of 154 and 150
1. What is the LCM of 150 and 154?
Answer: LCM of 150 and 154 is 11550.
2. What are the Factors of 150?
Answer: Factors of 150 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150. There are 12 integers that are factors of 150. The greatest factor of 150 is 150.
3. What are the Factors of 154?
Answer: Factors of 154 are 1, 2, 7, 11, 14, 22, 77, 154. There are 8 integers that are factors of 154. The greatest factor of 154 is 154.
4. How to Find the LCM of 150 and 154?
Answer:
Least Common Multiple of 150 and 154 = 11550
Step 1: Find the prime factorization of 150
150 = 2 x 3 x 5 x 5
Step 2: Find the prime factorization of 154
154 = 2 x 7 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 11550 = 2 x 3 x 5 x 5 x 7 x 11
Step 4: Therefore, the least common multiple of 150 and 154 is 11550.